This switch is an F145-30F model

supporting the safe operation of commercial boilers and furnaces

Industrial Duty: Features a lockable gray steel case to protect internal components from tampering and dust

intuitive control knob for precise field adjustments

and 101A series water feeders and cut-offs

Emerson Alco 056039 Power Assembly Els PW 17895 This switch is an F145-30FThe Emerson Alco 056039 Power Assembly, also identified as the XB 1019HCA 1B, is a critical component for maintaining precise superheat control in R22 refrigeration systems. This power assembly is engineered for durability and field serviceability, featuring a 1 4" SAE flare equalizer connection and a 5 foot capillary tube for versatile positioning. Designed for an application temperature range of 20F to +50F, it ensures stable evaporator performance